87851 Old Highway K21 & 35 ft. Boat Slip, Plantation Key, FL 33036 (MLS# 617391)

87851 Old Highway K21 & 35 ft. Boat Slip, Plantation Key, FL 33036

$1,500,000

Property Type: Residential Bedrooms: 3 Baths: 2 Square Footage: 1,813 Status: Active

Current Price: $1,500,000 List Date: 11/20/2025 Last Modified: 11/20/2025

Description

Available for the first time in over 30 years, this meticulously maintained 3-bedroom, 2-bath end unit in Ocean Harbour has it all. The spacious kitchen features generous storage, bar seating, and a breakfast nook, while the living and dining areas open to a large enclosed porch, perfect for indoor-outdoor living. The master suite includes a walk-in closet, double-sink vanity, and private bathing area. Additional features include impact doors and windows, a prime corner unit location with abundant natural light, covered parking, and a private storage room. A rare 35-ft boat slip completes this exceptional offering. Situated in Ocean Harbour, one of the Upper Keys' most sought-after condo communities; this secure, gated retreat is set on 12 acres of lush grounds with breathtaking ocean views and offers resort style amenities including private marina, pool and spa, tennis and pickleball courts, a sandy beach with tiki huts, a clubhouse with a fitness center, EV charging stations, and more.

More Information MLS# 617391

Contract Information

Listing Board: Florida Keys As is Rght to Inspct: Yes Species List: No Current Price: $1,500,000 Listing Date: 2025-11-20 List Price: $1,500,000

Location, Tax & Legal

Unit #: K21 & 35 ft. Boat Slip City: ISLAMORADA Mile Marker: 87.5 Marathon Neighborhood: N/A Side: Ocean Flood Zone: AE,AE Alternate Key #: 8764073 Parcel #: 00415140-000155 Zoning: MF - Multi-Family Attached Deed Restrictions: Unknown Legal: UNIT K-21 OCEAN HARBOUR A CONDOMINIUM OR1203-219 OR1207-2023 OR2550-2239 OR2574-1027 OR2776-1242 OR2776-1245 Taxes: 7768.5 Tax Year: 2024 Pub Sewer HkUp: Yes Street #: 87851 Street Name: Old Street Suffix: Highway Key/Island: Plantation Key State/Province: FL Zip Code: 33036 County: Monroe Subdivision: Ocean Harbor (87.5) Area: 25 - Plantation Key

General Property Description

Realtor.COM Type: Residential - Condo/Townhouse Waterfront: Yes Control Depth: 5 Lot SqFt: 0 Unit/Complex: Unit Pool: Yes Total Units: 68 SqFt Source: Property Data Card Rentals Allowed: With Restrictions Min Rental Days: 28 Style: Condo Year Built: 1989 Living Apx SqFt: 1813 Total Bedrooms: 3 Full Baths: 2 Total Baths: 2

Remarks & Misc

Remarks – Consumer: Available for the first time in over 30 years, this meticulously maintained 3-bedroom, 2-bath end unit in Ocean Harbour has it all. The spacious kitchen features generous storage, bar seating, and a breakfast nook, while the living and dining areas open to a large enclosed porch, perfect for indoor-outdoor living. The master suite includes a walk-in closet, double-sink vanity, and private bathing area. Additional features include impact doors and windows, a prime corner unit location with abundant natural light, covered parking, and a private storage room. A rare 35-ft boat slip completes this exceptional offering. Situated in Ocean Harbour, one of the Upper Keys' most sought-after condo communities; this secure, gated retreat is set on 12 acres of lush grounds with breathtaking ocean views and offers resort style amenities including private marina, pool and spa, tennis and pickleball courts, a sandy beach with tiki huts, a clubhouse with a fitness center, EV charging stations, and more. Directions: 87.5 Oceanside, Old Highway

Association Info

Mandatory Home Owners Asc: Yes 1st Right of Refusal: No Association Fee $: 6142 Assoc/Mnt Fee Per: Quarterly

Fee Includes

Bldg Exterior Mnt: 1 Building Insurance: 1 Common Area Mnt: 1 Exterminating: 1 Security: 1

Dockage

Dock Length: 35 Boat Ramp: 1 Boat Slip: 1

Tax Exemptions

None: 1

Appliances

Dishwasher: 1 Dryer: 1 Microwave: 1 Oven: 1 Range: 1 Refrigerator: 1 Washer: 1

Pets

Pets w/Restrictions: 2 pets

Cooling

Ceiling Fans(s): 1 Central Air: 1

Heating

Central: 1

Waterfront

Oceanfront: 1

Waterview

Ocean View: 1 Open Water View: 1

Floor

Tile: 1

Neighborhood Feature

Beach: 1 Clubhouse: 1 Community Boat Ramp: 1 Community Pool: 1 Fire Hydrant: 1 Manager on Premises: 1 Spa: 1 Tennis Courts: 1 Other Area Features: 1

Interior Features

Built-in Cabinets: 1 Drapes/Blinds Incl: 1 Smoke Alarms: 1 Storage: 1

Building Style

Above Flood: Yes

Windows/Doors

Impact Rstnce Doors: 1 Impact Rstnce Window: 1 Sliding Glass Doors: 1

Vehicle Storage

Covered Parking: 1 Guest Parking: 1 Vehicle Restrictions: 1 Assigned Parking: 1

Security

Electric Gate: 1

Construction

CBS: 1 Concrete: 1

Land Size

10 or more Acres: 1

Furnished

Furnished: 1

Utilities

Buyer to Verify: 1 FKAA: 1 Municipal Sewer: 1 Water Separate Meter: 1

Porch/Balcony

Screened P/B: 1 Windowed P/B: 1

Title

Title Ins - Buyer: 1

Exterior Features

Chickee Hut: 1 Fencing: 1 Hot Tub: 1 Lighting: 1 Outdoor Shower: 1 Sandy Beach: 1 Storage: 1 Tennis Court(s): 1

Pool Info

In Ground: 1 Heated: Yes Concrete: 1 Decked: 1

Pre-Wired

Cable: 1

Roof

Concrete Roof: 1

Financial Status

Standard Sale: Yes

Status Change Info

Status: Active

Property Features

Fee Includes: Bldg Exterior Mnt; Building Insurance; Common Area Mnt; Exterminating; Security Tax Exemptions: None Waterfront: Oceanfront Waterview: Ocean View; Open Water View Dockage: Boat Ramp; Boat Slip Vehicle Storage: Assigned Parking; Covered Parking; Guest Parking; Vehicle Restrictions Furnished: Furnished Cooling: Ceiling Fans(s); Central Air Heating: Central Utilities: Buyer to Verify; FKAA; Municipal Sewer; Water Separate Meter Interior Features: Built-in Cabinets; Drapes/Blinds Incl; Smoke Alarms; Storage Pre-Wired: Cable Appliances: Dishwasher; Dryer; Microwave; Oven; Range; Refrigerator; Washer Exterior Features: Chickee Hut; Fencing; Hot Tub; Lighting; Outdoor Shower; Sandy Beach; Storage; Tennis Court(s) Pool Info: In Ground; Concrete; Decked Construction: CBS; Concrete Floor: Tile Roof: Concrete Roof Neighborhood Feature: Beach; Clubhouse; Community Boat Ramp; Community Pool; Fire Hydrant; Manager on Premises; Spa; Tennis Courts; Other Area Features Security: Electric Gate Land Size: 10 or more Acres Title: Title Ins - Buyer

Listing Office: Sea Haven Realty, Inc.

Last Updated: November - 20 - 2025

The data relating to real estate for sale on this web site comes in part from the Florida Keys MLS, Inc. Information provided is deemed reliable but not guaranteed. All properties are subject to prior sale, change or withdrawal. The information being provided is for consumers’ personal, non-commeral use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. IDX data is deemed reliable but is not guaranteed accurate by the MLS.